Home / 10,508,748.35-15,763,614.60-3,320,844.80

Finding the Fourth Proportional to 10,508,748.35, 15,763,614.60 and 3,320,844.80

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Solution

The fourth proportional to 10,508,748.35, 15,763,614.60 and 3,320,844.80 is: 4,981,422.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,508,748.35 : 15,763,614.60 = 3,320,844.80 : x
  2. Step 2: Convert to fraction form
    10,508,748.35/15,763,614.60 = 3,320,844.80/x
  3. Step 3: Cross multiply
    10,508,748.35x = 15,763,614.60 × 3,320,844.80
  4. Step 4: Simplify right side
    10,508,748.35x = 52,348,517,573,614.08
  5. Step 5: Solve for x
    x = 52,348,517,573,614.08/10,508,748.35
  6. Step 6: Final answer
    x = 4,981,422.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.